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<?php
/**
 * Gutenberg post CSS class.
 *
 * @package Woodmart
 */

namespace XTS\Gutenberg;

use WP_Query;
use XTS\Singleton;

/**
 * Post CSS module.
 *
 * @package Woodmart
 */
class Template_Library extends Singleton {

/**
	 * Init.
	 *
	 * @return void
	 */
	public function init() {
		add_action( 'wp_ajax_woodmart_get_template', array( $this, 'get_template' ) );
	}

/**
	 * Get template.
	 *
	 * @return void
	 */
	public function get_template() {
		if ( ! isset( $_GET['template_id'] ) ) {
			return;
		}

$template_id = sanitize_text_field( $_GET['template_id'] );
		$template    = '';

$response = wp_remote_get( WOODMART_DEMO_URL . '?woodmart_action=woodmart_get_template&id=' . $template_id );

if ( is_wp_error( $response ) || ! is_array( $response ) ) {
			wp_send_json(
				array(
					'success' => false,
					'message' => $response,
				)
			);
		}

$data = json_decode( $response['body'], true );

if ( is_object( $data ) ) {
			if ( property_exists( $data, 'error' ) ) {
				wp_send_json(
					array(
						'success' => false,
						'message' => $data->error->message,
					)
				);
			}
		}

if ( ! empty( $data['element']['gutenberg_content'] ) ) {
			$template = $data['element']['gutenberg_content'];
			$matches  = array();

preg_match_all( '/id":\s*(\d+),\s*"url":"(https?:\/\/[^\"]+)"/', $template, $matches );

if ( ! empty( $matches[1] ) && ! empty( $matches[2] ) ) {
				foreach ( $matches[1] as $key => $attachment_id ) {
					$attachment_url = $matches[2][ $key ];
					$attachment_id  = $matches[1][ $key ];

$attachment_id_new = $this->get_image( $attachment_url );

if ( is_wp_error( $attachment_id_new ) ) {
						wp_send_json(
							array(
								'success' => false,
								'message' => $attachment_id_new->get_error_message(),
							)
						);
					}

$attachment_url_new = wp_get_attachment_url( $attachment_id_new );

$template = str_replace( $attachment_url, $attachment_url_new, $template );
					$template = str_replace( '"id":' . $attachment_id, '"id":' . $attachment_id_new, $template );
					$template = str_replace( 'wp-image-' . $attachment_id, 'wp-image-' . $attachment_id_new, $template );
				}
			}
		} else {
			wp_send_json(
				array(
					'success' => false,
					'message' => esc_html__( 'No template found', 'woodmart' ),
				)
			);
		}

wp_send_json(
			array(
				'success'  => true,
				'template' => $template,
			)
		);
	}

/**
	 * Get imported image.
	 *
	 * @param string $url Image URL.
	 * @return int|\WP_Error
	 */
	private function get_image( $url ) {
		$get_attachment = new WP_Query(
			array(
				'posts_per_page' => 1,
				'post_type'      => 'attachment',
				'post_status'    => 'inherit',
				'meta_query'     => array(
					array(
						'key'     => '_wp_attached_file',
						'value'   => pathinfo( wp_basename( $url ), PATHINFO_FILENAME ),
						'compare' => 'LIKE',
					),
				),
			)
		);

if ( isset( $get_attachment->posts, $get_attachment->posts[0] ) ) {
			$id = $get_attachment->posts[0]->ID;
		} else {
			add_filter( 'image_sideload_extensions', array( $this, 'allowed_image_sideload_extensions' ) );

$id = media_sideload_image( $url, 0, '', 'id' );

if ( ! is_wp_error( $id ) ) {
				$metadata = wp_get_attachment_metadata( $id );

if ( empty( $metadata ) ) {
					require_once ABSPATH . 'wp-admin/includes/image.php';

$metadata = wp_generate_attachment_metadata( $id, get_attached_file( $id ) );

if ( ! empty( $metadata ) ) {
						wp_update_attachment_metadata( $id, $metadata );
					}
				}
			}

remove_filter( 'image_sideload_extensions', array( $this, 'allowed_image_sideload_extensions' ) );
		}

return $id;
	}

/**
	 * Allow image sideload extensions.
	 *
	 * @param array $allowed_extensions Allowed extensions.
	 * @return array
	 */
	public function allowed_image_sideload_extensions( $allowed_extensions ) {
		$allowed_extensions[] = 'svg';

return $allowed_extensions;
	}

}

Template_Library::get_instance();